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单选题 若 
是 
阶对称矩阵,
是 阶反对称矩阵,则 
是()
学科：线性代数
时间：2026-05-30 14:44:38
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题目1单选题
<img src="https://tihai-oss-cloud.itihey.com/img/b4e8fca7d72dce4e386f32692b4a90f0.png"><img src="https://tihai-oss-cloud.itihey.com/img/3c5d0093538571ae84efa95e7e66b473.png"><img src="https://tihai-oss-cloud.itihey.com/img/88edadac3d610b6d34543c2e3bcedcf2.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/8e16fc1eaeb76783e8e5deba2430d53a.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/bb83e705608b922b266587bfca9ee3fa.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/658eb05f326e018ffd991285429a57b1.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/b2bb1cc42c44d497b5d6932687c0f6b8.png">
题目2单选题
<img src="https://tihai-oss-cloud.itihey.com/img/6f2e06756bca8391110280ac7b68d166.png"><img src="https://tihai-oss-cloud.itihey.com/img/95af7a60001d8f0f823b31794680771b.png"><img src="https://tihai-oss-cloud.itihey.com/img/11ea3b1c5d864e9f1b8ccf19224d5dee.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/35116b2792326fd98abf66c1899c04cd.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/8ee5aa7478a2b4eab2f1d7439bd947ac.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/74caf297eca2d774e7625698b51c1a88.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/ba5a4647ab5d30921e58fdbdf75b927e.png">
题目3单选题
<img src="https://tihai-oss-cloud.itihey.com/img/f6d4c90bde9384c934124bdb0d8fbc32.png">A. (AB)^2B. AB-BAC. AB+BAD. BAB
题目4单选题
<img src="https://tihai-oss-cloud.itihey.com/img/afdb3551437cd9c020146cef8fc1faad.png">A. -11B. 4C. 2D. -9
题目5单选题
<img src="https://tihai-oss-cloud.itihey.com/img/d0e23bc0c2b9084cf7e8014350864dc5.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/e7b76c1bf37aba3d00c3ccc58c77b2d4.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/834848bee49b586970578019166651da.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/d4680f6f291903a620557a9b5fe80701.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/b45fbef5ea32892e65616255c7c82c94.png">
题目6单选题
<img src="https://tihai-oss-cloud.itihey.com/img/25bcf93d3e97078511a4ce8793061dc8.png">A. 矩阵行列数必须相等B. 矩阵不能是一个数C. 零矩阵唯一存在D. 矩阵是摆放成矩形的一个数表,并用小括弧或中括弧括起来表示
题目7单选题
若 <img src="https://tihai-oss-cloud.itihey.com/img/be5a8c94e888e329d1f3d6efd55f900f.png"> 是 <img src="https://tihai-oss-cloud.itihey.com/img/0c4c464e0261bcd233a4f15609a9f42d.png"> 阶对称矩阵,<img src="https://tihai-oss-cloud.itihey.com/img/e96c429e05e9b7ce979448713d5d8773.png"> 是 <img src="https://tihai-oss-cloud.itihey.com/img/0c4c464e0261bcd233a4f15609a9f42d.png"> 阶反对称矩阵,则 <img src="https://tihai-oss-cloud.itihey.com/img/68544c83d4c920f92706243e5dd77d38.png"> 是()A. 对称矩阵B. 零矩阵C. 无法确定D. 反对称矩阵
题目8判断题
<img src="https://tihai-oss-cloud.itihey.com/img/14cf16f25e58ef49793fc9230bec3e98.webp"> ( )A. 正确B. 错误
题目9判断题
<img src="https://tihai-oss-cloud.itihey.com/img/1acb243054deeeb7b390a92b3e13f066.png">A. 正确B. 错误
题目10判断题
<img src="https://tihai-oss-cloud.itihey.com/img/66fb1e44ea97442438bc7b56a0519bb0.png">A. 正确B. 错误
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